Most of the funding in the first year of the city's new 20-year sales tax increase will be dedicated to parks maintenance, including replacing natural gas steam boilers at the Como Park Zoo and Conservatory with geothermal heat pumps.
Underground explorer Greg Brick finds evidence of an ancient glacial lake in St Paul startribune.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from startribune.com Daily Mail and Mail on Sunday newspapers.